ESP32 Forum

Posted: **Sat Mar 20, 2021 6:33 pm**

Hi,

I would like to know if is possible a dma transfer from flash memory to ram memory or flash memory to peripheral in esp32-s2.

Thank's.

Posted: **Mon Mar 22, 2021 3:16 am**

Not according to the TRM.

Posted: **Thu Mar 25, 2021 6:50 am**

I tried one time and can tell you that no, you cannot use DMA auto request mode for RAM to inner flash, since it needs to
get DMA essential mode and runs related functions in RAM if needed.

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ESP32 Forum

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Esp32-s2 flash to ram dma and flash to peripheral dma

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Re: Esp32-s2 flash to ram dma and flash to peripheral dma